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Knock-Knock. Who’s There? Carcharhinus tilstoni/C. limbatus Hybrid

David Klinghoffer

black-tip shark


An email correspondent of ours isn’t showing enough respect for hybrid black-tip sharks as a meaningful illustration of “evolution” in action. He offers the following:

You know we could turn this into a joke.
Q: What do you get when you cross a black-tip shark with a slightly different black-tip shark?
A: All the diversity of life on planet Earth.

David Klinghoffer

Senior Fellow and Editor, Evolution News
David Klinghoffer is a Senior Fellow at Discovery Institute and the editor of Evolution News & Science Today, the daily voice of Discovery Institute’s Center for Science & Culture, reporting on intelligent design, evolution, and the intersection of science and culture. Klinghoffer is also the author of six books, a former senior editor and literary editor at National Review magazine, and has written for the Los Angeles Times, New York Times, Wall Street Journal, Washington Post, Seattle Times, Commentary, and other publications. Born in Santa Monica, California, he graduated from Brown University in 1987 with an A.B. magna cum laude in comparative literature and religious studies. David lives near Seattle, Washington, with his wife and children.

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DarwinethicsevolutionHitlermoralityScienceshark hybrid